WO2019200985A1 - Verrou en forme d'arc et écran d'affichage à del comprenant celui-ci - Google Patents

Verrou en forme d'arc et écran d'affichage à del comprenant celui-ci Download PDF

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Publication number
WO2019200985A1
WO2019200985A1 PCT/CN2019/071460 CN2019071460W WO2019200985A1 WO 2019200985 A1 WO2019200985 A1 WO 2019200985A1 CN 2019071460 W CN2019071460 W CN 2019071460W WO 2019200985 A1 WO2019200985 A1 WO 2019200985A1
Authority
WO
WIPO (PCT)
Prior art keywords
link frame
frame body
long
short
support
Prior art date
Application number
PCT/CN2019/071460
Other languages
English (en)
Chinese (zh)
Inventor
贺金锋
赵永春
Original Assignee
深圳市洲明科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市洲明科技股份有限公司 filed Critical 深圳市洲明科技股份有限公司
Publication of WO2019200985A1 publication Critical patent/WO2019200985A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

Definitions

  • the present application relates to the field of LED display assembly technology, and in particular, to an arc lock and an LED display with the same.
  • the arc locks are often used for connection.
  • existing Most of the arc locks adopt a curved guide rail structure, and are adjusted by the adjustment block to the required angle in the curved track, and then locked or positioned by the positioning pin.
  • the gap of the curved guide rail causes a large error in the tangential direction, and the positioning pin needs to be provided to improve the accuracy, which increases the cost and the error is not guaranteed.
  • the indication value of the arc is generally reticle. Due to the limited space and observation requirements, the scribe line is generally above 2°, resulting in low adjustment accuracy. 3.
  • the curved guide rail requires complicated processing to be completed, and the cost is high.
  • the main purpose of the present application is to provide a radian lock and an LED display screen with the same, which aims to realize the arc movement of the support bottom plate by a multi-link mechanism, so that the angle adjustment does not exist in the tangential direction.
  • the error at the same time, by adjusting the control to adjust the rotation, it is simpler and more convenient to use.
  • the present invention provides a cam lock comprising a first seat body, a second seat body and an angle adjustment locking assembly, the angle adjustment locking assembly comprising a rotary locking mechanism and a multi-link mechanism for driving the second seat body to perform an arc motion with respect to the inclined surface of the first seat body by the rotation locking mechanism;
  • the rotation locking mechanism includes a support member and driving the support member to rotate and a rotation-locking adjustment control, the support member includes a support bottom plate connecting the second seat body;
  • the multi-link mechanism further includes a first long link frame body, a second long link frame body, and a second a short link frame body and a second short link frame body, wherein the first long link frame body and the second long link frame body are alternately rotated; the first side of the inclined surface and the support bottom plate
  • the first long link frame body and the first short link frame body are connected in sequence between the second side, and the first side of the support bottom plate and the second side of the inclined surface are sequentially connected
  • the first long link frame body, the second long link frame body, the first short link frame body and the second short link frame body respectively comprise two oppositely connected companies Lever.
  • the first side of the inclined surface is disposed in parallel with the second side of the inclined surface
  • the first side of the supporting bottom plate is disposed in parallel with the second side of the supporting bottom plate
  • the supporting bottom plate is The first side is closer to the first side of the slope than the second side of the support floor.
  • a middle portion of the first long link frame body is interlaced with a middle portion of the second long link frame body, and the two are rotatably connected by a long pin shaft.
  • one end of the first long link frame is rotatably connected to the first side of the inclined surface through a long pin shaft, and the other end of the first long link frame body passes through two short pin shafts.
  • One end of the first short link frame body is rotatably connected, and the other end of the first short link frame body is rotatably connected to the second side of the support bottom plate by a long pin shaft;
  • One end of the link frame body is rotatably connected to the first side of the support base plate through a long pin shaft, and the other end of the second long link frame body passes through the two short pin shafts and the second short link frame
  • One end of the body is rotationally coupled, and the other end of the second short link frame is rotatably coupled to the second side of the inclined surface by a long pin.
  • the support member further includes two triangular side plates that are relatively fastened to the two sides of the support bottom plate, and each of the triangular side plates is provided with two pin shaft holes on a side of the side of the support bottom plate.
  • a long pin shaft of the first side of the support base plate and a long pin shaft of the second side of the support base plate are mounted.
  • a handle shaft is disposed on a side of the second seat away from the support floor;
  • the adjustment control includes an adjustment handle that rotates around the handle shaft, and the support member is driven by the adjustment handle a rotating wire frame and a torsion spring for driving the adjusting handle to rotate;
  • the wire frame ring is disposed around the support member and the second seat body to fasten the connection between the support member and the first Two seats.
  • the adjustment control further includes an adjustment nut that adjusts a length of the wire frame.
  • the arc lock further includes a digital display module
  • the digital display module includes a fixed grid mount, a fixed grid, a capacitive gate detector cover, a movable grid mount, a movable grid module, and a limit screw
  • a fixed grid mounting bracket is disposed at a joint between the first long link frame body and the first short link frame body
  • the movable grid fixing frame is disposed on the second long link frame body
  • the movable gate module is disposed on the movable grid holder to form a fixed gate insertion chute
  • the capacitive gate detector cover is disposed at a junction with the second short link frame body a moving gate module
  • the fixed gate is mounted on the fixed grid mounting bracket, and is connected to the fixed gate plugging slot
  • the limiting screw locks one side of the moving gate module, In order to prevent the moving gate module from falling off.
  • the present application further provides an LED display screen
  • the LED display screen includes a plurality of matrix-arranged LED boxes and a plurality of the above-mentioned arcuate locks, and the first seat of the arcuate lock is fastened.
  • the second base of the arcuate lock is fastened to the other LED box body on one of the LED housings, so that at least one of the arc locks is carried out between the two LED housings. Fasten the connection.
  • the arc lock comprises a first seat body, a second seat body and an angle adjustment locking component, wherein the angle adjustment locking component comprises a rotation lock
  • the mechanism and the multi-link mechanism for driving the second body relative to the inclined surface of the first seat by rotating the locking mechanism, the rotary locking mechanism comprises a support member and an adjustment control for driving the support member to rotate and rotate.
  • the rotation of the support can be controlled by the adjustment control, thereby driving the respective joints of the multi-link mechanism to be relatively Rotating, so that an LED box moves along the supporting bottom plate relative to another adjacent LED box body, thereby achieving the purpose of adjusting the angle between the two adjacent LED boxes, the structure is simple and there is no tangential direction The error on the. At the same time, it is easier and more convenient to use by adjusting the controls for rotation adjustment.
  • FIG. 1 is a schematic partial structural diagram of an LED display screen according to an embodiment of the present application.
  • FIG. 2 is a schematic structural view of a cam lock of the LED display screen shown in FIG. 1.
  • FIG. 3 is a schematic view showing the split structure of the arc lock shown in FIG. 2.
  • FIG. 4 is a schematic view showing the principle of angle adjustment of the arc lock shown in FIG. 2.
  • FIG. 5 is a schematic view showing the inner arc splicing of the LED display screen shown in FIG. 1.
  • FIG. 6 is a schematic view showing the outer arc splicing of the LED display screen shown in FIG. 1.
  • an embodiment of the present application provides an LED display screen, which includes a plurality of LED housings 100 arranged in a matrix and a plurality of arc locks 200.
  • the first body of the arcuate lock 200 is fastened.
  • the second base of the arcuate latch 200 is fastened to the other LED housing 100 such that the two LED housings 100 are fastened by at least one arcuate latch 200.
  • the first seat body of the arcuate lock 200 is fastened to an LED case 100 by a screw structure
  • the second seat body of the arcuate lock 200 is fastened to the other LED case 100 by a screw structure.
  • the arcuate lock 200 includes a first seat body 210 , a second seat body 220 , and an angle adjustment locking assembly 230 .
  • the angle adjustment locking assembly 230 includes a rotation locking mechanism 231 .
  • a multi-link mechanism 232 that drives the second seat body 220 to move in an arc with respect to the slope of the first seat body 210 by rotating the locking mechanism 231.
  • the rotation locking mechanism 231 includes a support member 2311 and an adjustment control 2312 for driving the rotation and rotation of the support member 2311.
  • the support member 2311 includes a support base plate connecting the second seat body 230.
  • the multi-link mechanism 232 further includes a first long link frame 2321, a second long link frame 2322, a first short link frame 2323, and a second short link frame 2324, and the first long link frame body 2321 is arranged in a staggered manner with the second long link frame 2322.
  • the first body 210 is specifically a triangular prism structure, and the cross section thereof is a right-angled triangle, that is, the first base body 210 includes two straight faces and a sloped surface, wherein the straight face is fastened to an LED case 100 by a plurality of fastening screws.
  • a first long link frame 2321 and a first short link frame 2323 are sequentially connected between the first side of the inclined surface and the second side of the support bottom plate, and between the first side of the support bottom plate and the second side of the inclined surface
  • a second long link frame 2322 and a second short link frame 2324 are connected in sequence, and each joint is a rotational connection.
  • the first long link frame 2321, the second long link frame 2322, the first short link frame 2323, and the second short link frame 2324 respectively include two Relatively arranged link members.
  • the first side of the inclined surface is disposed in parallel with the second side of the inclined surface
  • the first side of the supporting bottom plate is disposed in parallel with the second side of the supporting bottom plate
  • the first side of the supporting bottom plate is closer to the inclined surface than the second side of the supporting bottom plate The first side.
  • the middle portion of the first long link frame 2321 and the middle portion of the second long link frame 2322 are alternately disposed, and the two are rotatably connected by a long pin shaft 21.
  • first long link frame 2321 is rotationally coupled to the first side of the inclined surface by a long pin shaft 21, and the other end of the first long link frame 2321 passes through the two short pin shafts 22 and the first short link frame.
  • One end of the body 2323 is rotationally coupled, and the other end of the first short link frame 2323 is rotationally coupled to the second side of the support base by a long pin shaft 21.
  • One end of the second long link frame 2322 is rotationally coupled to the first side of the support base plate via a long pin shaft 21, and the other end of the second long link frame body 2322 passes through the two short pin shafts 22 and the second short link One end of the frame 2324 is rotatably connected, and the other end of the second short link frame 2324 is rotatably connected to the second side of the inclined surface by a long pin shaft 21.
  • the supporting member 2311 further includes two triangular side plates which are relatively fastened on opposite sides of the supporting bottom plate, and each of the triangular side plates is provided with two pin shaft holes adjacent to the side of the support bottom plate to correspondingly mount the supporting bottom plate.
  • One end of the two long link frame 2322 is rotationally coupled to the first side of the support base by a long pin shaft 21.
  • a handle shaft 221 is disposed on a side of the second seat body 220 away from the support floor.
  • the adjustment control 2312 includes an adjustment handle 23121 that rotates around the handle shaft 221, a wire frame 23122 that drives the lower support member 2311 to rotate under the adjustment handle 23121, and a torsion spring 23123 that is fixed after the adjustment handle 23121 is rotated.
  • the wire frame 23122 is annularly disposed around the support member 2311 and the second seat body 220 to fasten the connection support member 2311 and the second seat body 220.
  • a bead screw can be attached at the joint of the adjusting handle 23121.
  • the adjustment control 2312 further includes an adjustment nut 23124 for adjusting the length of the wire frame 23122 to adjust the length of the wire frame 23122 by the adjustment nut 23124, so that the connection between the support member 2311 and the second seat 220 is securely fastened, thereby enabling two The connection between the LED cabinets is securely fastened.
  • the arcuate lock 200 further includes a digital display module 240.
  • the digital display module 240 is a capacitive gate structure, and specifically includes a fixed grid mounting bracket, a fixed grid, and a capacitive grid detector cover.
  • the movable grid fixing frame, the moving grid module and the limiting screw, the fixed grid mounting frame is disposed at a joint between the first long connecting rod frame 2321 and the first short connecting rod frame 2323, and the movable grating fixing frame is installed on the a joint between the second long link frame 2322 and the second short link frame 2324, the movable gate module is disposed on the movable grating fixed frame to form a fixed gate insertion chute, and the capacitive gate detector cover is provided
  • the moving grid module is fixed on the fixed grid mounting bracket and is connected with the fixed gate plugging slot, and the limiting screw locks one side of the moving gate module to prevent the moving gate module from falling off.
  • the capacitance between the moving gate module 2315 and the fixed gate 2312 is changed by the capacitive gate structure (the distance between the two connections is changed due to the curvature movement, so that the moving gate module 2315 and the fixed gate 2312 are changed.
  • the capacitance between them also changes. It is converted into a numerical value to achieve the purpose of detecting the angle, which can make the angular precision reach 0.1 degree, which is simpler to use.
  • the torsion spring 23123 can be deformed by pressing the button on the torsion spring 23123, thereby causing the adjustment handle 2312 to be unlocked, and then the adjustment handle 23121 is pulled to rotate the wire frame 23122 to drive the support.
  • the member 2311 rotates to drive the respective joints of the multi-link mechanism 232 to rotate relative to each other, so that the support base plate 212 carries the second seat body 220 along the inclined path of the first seat body 210 along the broken line trajectory as shown in FIG.
  • the line movement enables a wide range of angle adjustment between the two adjacent LED housings 100, that is, as shown in FIG. 5, the inner arc is spliced, and the outer arc splicing is also performed as shown in FIG.
  • the button on the torsion spring 23123 is loosened, so that the torsion spring 23123 is elastically reset, so that the adjustment handle 2312 is re-entered into the locked state, and the corresponding arc adjustment can be completed.
  • the digital display module 240 in this embodiment may also be other structures with scales and precise adjustments, such as a scale adjustment member, a magnetic scale adjustment member, and the like.
  • the embodiment is rotated and connected by a pin shaft, and can also be replaced by a structure such as riveting and bearing.
  • the arc lock comprises a first seat body, a second seat body and an angle adjustment locking component, wherein the angle adjustment locking component comprises a rotation lock
  • the mechanism and the multi-link mechanism for driving the second body relative to the inclined surface of the first seat by rotating the locking mechanism, the rotary locking mechanism comprises a support member and an adjustment control for driving the support member to rotate and rotate.
  • the rotation of the support can be controlled by the adjustment control, thereby driving the respective joints of the multi-link mechanism to be relatively Rotating, so that an LED box moves along the supporting bottom plate relative to another adjacent LED box body, thereby achieving the purpose of adjusting the angle between the two adjacent LED boxes, the structure is simple and there is no tangential direction The error on the. At the same time, it is easier and more convenient to use by adjusting the controls for rotation adjustment. Therefore, it has industrial applicability.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention concerne un verrou en forme d'arc (200) ainsi qu'un écran d'affichage à DEL comprenant celui-ci. Le verrou en forme d'arc (200) comprend une première base (210), une seconde base (220) et un ensemble de verrouillage d'ajustement d'angle (230). L'ensemble de verrouillage d'ajustement d'angle (230) comprend un mécanisme de verrouillage de rotation (231) et un mécanisme multi-bielles (232). Le mécanisme de verrouillage de rotation (231) comprend un élément de support (2311) et une commande de réglage (2312). L'élément de support (2311) comprend une plaque inférieure de support (212) reliée à la seconde base (230). Le mécanisme multi-bielles (232) comprend également un premier cadre de bielle long (2321), un second cadre de bielle long (2322), un premier cadre de bielle court (2323) et un second cadre de bielle court (2324). Le premier cadre de bielle long (2321) et le second cadre de bielle long (2322) sont montés en alternance de manière rotative. Un premier côté d'un plan oblique et un second côté de la plaque inférieure de support (212) sont reliés de manière séquentielle au premier cadre de bielle long (2321) et au premier cadre de bielle court (2323). Un premier côté de la plaque inférieure de support (212) et un second côté du plan oblique sont reliés de manière séquentielle au second cadre de bielle long (2322) et au second cadre de bielle court (2324), et les connexions sont des connexions rotatives. Le verrou en forme d'arc possède une précision d'ajustement d'angle élevée et est simple à utiliser.
PCT/CN2019/071460 2018-04-20 2019-01-11 Verrou en forme d'arc et écran d'affichage à del comprenant celui-ci WO2019200985A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201820578544.X 2018-04-20
CN201820578544.XU CN208061590U (zh) 2018-04-20 2018-04-20 弧度锁扣及带该弧度锁扣的led显示屏

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WO2019200985A1 true WO2019200985A1 (fr) 2019-10-24

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208061590U (zh) * 2018-04-20 2018-11-06 深圳市洲明科技股份有限公司 弧度锁扣及带该弧度锁扣的led显示屏
CN110159619A (zh) * 2019-06-06 2019-08-23 深圳市洲明科技股份有限公司 一种电动弧度锁及背架装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006128594A1 (fr) * 2005-06-01 2006-12-07 Barco N.V. Support pour affichages multiples
CN201462355U (zh) * 2008-12-12 2010-05-12 昆山泓杰电子有限公司 平板显示器壁挂式支架
CN201957366U (zh) * 2011-02-25 2011-08-31 深圳视爵光旭电子有限公司 Led显示屏用的角度调节装置
CN202939922U (zh) * 2012-10-16 2013-05-15 深圳市奥拓电子股份有限公司 一种显示屏快速拼接装置
CN208061590U (zh) * 2018-04-20 2018-11-06 深圳市洲明科技股份有限公司 弧度锁扣及带该弧度锁扣的led显示屏

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006128594A1 (fr) * 2005-06-01 2006-12-07 Barco N.V. Support pour affichages multiples
CN201462355U (zh) * 2008-12-12 2010-05-12 昆山泓杰电子有限公司 平板显示器壁挂式支架
CN201957366U (zh) * 2011-02-25 2011-08-31 深圳视爵光旭电子有限公司 Led显示屏用的角度调节装置
CN202939922U (zh) * 2012-10-16 2013-05-15 深圳市奥拓电子股份有限公司 一种显示屏快速拼接装置
CN208061590U (zh) * 2018-04-20 2018-11-06 深圳市洲明科技股份有限公司 弧度锁扣及带该弧度锁扣的led显示屏

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